Home / 28,009.04-42,019.48-23,424.08

Finding the Fourth Proportional to 28,009.04, 42,019.48 and 23,424.08

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Solution

The fourth proportional to 28,009.04, 42,019.48 and 23,424.08 is: 35,141.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,009.04 : 42,019.48 = 23,424.08 : x
  2. Step 2: Convert to fraction form
    28,009.04/42,019.48 = 23,424.08/x
  3. Step 3: Cross multiply
    28,009.04x = 42,019.48 × 23,424.08
  4. Step 4: Simplify right side
    28,009.04x = 984,267,661.08
  5. Step 5: Solve for x
    x = 984,267,661.08/28,009.04
  6. Step 6: Final answer
    x = 35,141.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.